81640286

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{739}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 151173120

約数和(自身を除く): 69532834

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 607, 739, 1214, 1478, 4249, 5173, 7891, 8498, 9607, 10346, 15782, 19214, 55237, 67249, 110474, 134498, 448573, 897146, 3140011, 5831449, 6280022, 11662898, 40820143, 81640286]

約数ペア:

[(1, 81640286), (2, 40820143), (7, 11662898), (13, 6280022), (14, 5831449), (26, 3140011), (91, 897146), (182, 448573), (607, 134498), (739, 110474), (1214, 67249), (1478, 55237), (4249, 19214), (5173, 15782), (7891, 10346), (8498, 9607)]